/*
 * -\-\-
 * Spotify Apollo Entity Middleware
 * --
 * Copyright (C) 2013 - 2018 Spotify AB
 * --
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * -/-/-
 */
package com.spotify.apollo.entity;

import com.google.auto.value.AutoValue;
import com.spotify.apollo.Exploratory;
import java.util.Optional;
import okio.ByteString;

/**
 * A value type representing a serialized result from a {@link Codec#write} call, containing an
 * optional value for the Content-Type header.
 */
@AutoValue
@Exploratory
public abstract class EncodedResponse {

  public abstract ByteString data();
  public abstract Optional<String> contentType();

  public static EncodedResponse create(ByteString data) {
    return new AutoValue_EncodedResponse(data, Optional.empty());
  }

  public static EncodedResponse create(ByteString data, String contentType) {
    return new AutoValue_EncodedResponse(data, Optional.of(contentType));
  }
}
